John Christy of the University of Alabama in Huntsville and Kerry Emanuel of the Massachusetts Institute of Technology talk with EconTalk host Russ Roberts about climate change. Topics discussed include what we know and don't know about global warming, trends in extreme weather such as hurricanes, rising sea level, the likely change in temperature in the next hundred years. Both scientists also give their perspective on what policies might be put in place to reduce risk from climate change. This episode was recorded before a live audience at the College of Business Administration at the University of Alabama in Huntsville.

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